Patents by Inventor Shinichiro Tsudaka
Shinichiro Tsudaka has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 10359757Abstract: A control logic diagram analysis device that efficiently creates a control logic diagram, and a method thereof. The control logic diagram analysis device includes a control logic diagram analysis rule application unit, a control logic diagram template component generation unit, and a control logic diagram project-specific part extraction unit. The control logic diagram analysis rule application unit sequentially applies a control logic diagram analysis rule to the control logic diagram from a lower layer level. The control logic diagram template component generation unit acquires the control logic diagram analysis rule having an agreement section within the control logic diagram. The control logic diagram project-specific part extraction unit extracts an element in the control logic diagram corresponding to the control logic diagram analysis rule having the agreement section within the control logic diagram.Type: GrantFiled: May 13, 2015Date of Patent: July 23, 2019Assignee: Mitsubishi Electric CorporationInventors: Tomoyuki Nagata, Koichi Nakagawa, Shinichiro Tsudaka
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Patent number: 10347024Abstract: An apparatus includes: a similar plant information retrieval unit retrieving plant information of a similar plant similar to a creation object plant from plant information versus control logic diagram association information stored in a plant information versus control logic diagram association information storage unit; a plant information difference detector comparing the plant information of the creation object plant with the plant information of the similar plant to acquire difference information; a plant information editor that, based on the difference information, deletes an element included in the similar plant but unnecessary for the creation object plant, and retrieves an element included in the creation object plant but not included in the similar plant from the plant information versus control logic diagram association information storage unit to add the retrieved element; and a plant information editing result display displaying a result of the plant information editor.Type: GrantFiled: November 17, 2016Date of Patent: July 9, 2019Assignee: Mitsubishi Electric CorporationInventors: Tomoyuki Nagata, Koichi Nakagawa, Shinichiro Tsudaka
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Patent number: 10295996Abstract: This test device for a monitoring control device includes an input/output controller, a logic controller, a logic connector, a logic executing simulator, a test target indication unit, an apparatus characteristic receiver, a logic managing simulator, and a logic connection information generator. Using an apparatus characteristic obtained by the apparatus characteristic receiver, the logic managing simulator specifies a simulation logic appropriate for a control logic on the basis of a simulation logic management rule. The logic connector connects the control logic and the simulation logic, by using logic connection information generated on the basis of a logic connection rule.Type: GrantFiled: October 8, 2014Date of Patent: May 21, 2019Assignee: MITSUBISHI ELECTRIC CORPORATIONInventors: Keigo Yoshida, Mitsunobu Yoshinaga, Shinichiro Tsudaka
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Publication number: 20190043230Abstract: An apparatus includes: a similar plant information retrieval unit retrieving plant information of a similar plant similar to a creation object plant from plant information versus control logic diagram association information stored in a plant information versus control logic diagram association information storage unit; a plant information difference detector comparing the plant information of the creation object plant with the plant information of the similar plant to acquire difference information; a plant information editor that, based on the difference information, deletes an element included in the similar plant but unnecessary for the creation object plant, and retrieves an element included in the creation object plant but not included in the similar plant from the plant information versus control logic diagram association information storage unit to add the retrieved element; and a plant information editing result display displaying a result of the plant information editor.Type: ApplicationFiled: November 17, 2016Publication date: February 7, 2019Applicant: Mitsubishi Electric CorporationInventors: Tomoyuki NAGATA, Koichi NAKAGAWA, Shinichiro TSUDAKA
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Patent number: 10090705Abstract: A control unit of a plant facilities testing apparatus implements a first step of obtaining unupdated screen information and updated screen information, a second step of obtaining an unupdated test-item table file, a third step of comparing the unupdated screen information with the updated screen information and extracting a change item and an addition item while categorizing a difference thereinto, a fourth step of creating a test-item table file for an addition portion based on the addition item, a fifth step of creating a test-item table file for a change portion based on the change item and the unupdated test-item table file, and a sixth step of creating an updated test-item table file by combining the test-item table file for an addition portion with the test-item table file for a change portion.Type: GrantFiled: July 11, 2013Date of Patent: October 2, 2018Assignee: MITSUBISHI ELECTRIC CORPORATIONInventors: Natsuko Maeda, Shinichiro Tsudaka
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Publication number: 20180143605Abstract: A control logic diagram analysis device that efficiently creates a control logic diagram, and a method thereof. The control logic diagram analysis device includes a control logic diagram analysis rule application unit, a control logic diagram template component generation unit, and a control logic diagram project-specific part extraction unit. The control logic diagram analysis rule application unit sequentially applies a control logic diagram analysis rule to the control logic diagram from a lower layer level. The control logic diagram template component generation unit acquires the control logic diagram analysis rule having an agreement section within the control logic diagram. The control logic diagram project-specific part extraction unit extracts an element in the control logic diagram corresponding to the control logic diagram analysis rule having the agreement section within the control logic diagram.Type: ApplicationFiled: May 13, 2015Publication date: May 24, 2018Applicant: Mitsubishi Electric CorporationInventors: Tomoyuki NAGATA, Koichi NAKAGAWA, Shinichiro TSUDAKA
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Publication number: 20170277175Abstract: This test device for a monitoring control device includes an input/output controller, a logic controller, a logic connector, a logic executing simulator, a test target indication unit, an apparatus characteristic receiver, a logic managing simulator, and a logic connection information generator. Using an apparatus characteristic obtained by the apparatus characteristic receiver, the logic managing simulator specifies a simulation logic appropriate for a control logic on the basis of a simulation logic management rule. The logic connector connects the control logic and the simulation logic, by using logic connection information generated on the basis of a logic connection rule.Type: ApplicationFiled: October 8, 2014Publication date: September 28, 2017Applicant: Mitsubishi Electric CorporationInventors: Keigo YOSHIDA, Mitsunobu YOSHINAGA, Shinichiro TSUDAKA
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Patent number: 9529042Abstract: A technique capable of estimating an error point in a logic diagram appropriately. A logic diagram display device includes: a signal line correctness/incorrectness determining unit that determines for each test whether each signal line in the logic diagram is correct or incorrect based on a signal line status value of each signal line and a test table; and a signal line correctness/incorrectness result summarizing unit that calculates a correctness/incorrectness result summarized value of each signal line based on a result of determination about the correctness or incorrectness of each signal line. The logic diagram display device further includes: an error signal line estimating unit that estimates an error in each signal line based on the correctness/incorrectness result summarized value of each signal line; and a display that displays each signal line in the logic diagram in a display style responsive to the error in each signal line.Type: GrantFiled: July 12, 2013Date of Patent: December 27, 2016Assignee: Mitsubishi Electric CorporationInventors: Mitsunobu Yoshinaga, Tadashi Oi, Shinichiro Tsudaka, Masayo Nakagawa
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Publication number: 20160079808Abstract: A control unit of a plant facilities testing apparatus implements a first step of obtaining unupdated screen information and updated screen information, a second step of obtaining an unupdated test-item table file, a third step of comparing the unupdated screen information with the updated screen information and extracting a change item and an addition item while categorizing a difference thereinto, a fourth step of creating a test-item table file for an addition portion based on the addition item, a fifth step of creating a test-item table file for a change portion based on the change item and the unupdated test-item table file, and a sixth step of creating an updated test-item table file by combining the test-item table file for an addition portion with the test-item table file for a change portion.Type: ApplicationFiled: July 11, 2013Publication date: March 17, 2016Applicant: MITSUBISHI ELECTRIC CORPORATIONInventors: Natsuko MAEDA, Shinichiro TSUDAKA
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Publication number: 20150177322Abstract: A technique capable of estimating an error point in a logic diagram appropriately. A logic diagram display device includes: a signal line correctness/incorrectness determining unit that determines for each test whether each signal line in the logic diagram is correct or incorrect based on a signal line status value of each signal line and a test table; and a signal line correctness/incorrectness result summarizing unit that calculates a correctness/incorrectness result summarized value of each signal line based on a result of determination about the correctness or incorrectness of each signal line. The logic diagram display device further includes: an error signal line estimating unit that estimates an error in each signal line based on the correctness/incorrectness result summarized value of each signal line; and a display that displays each signal line in the logic diagram in a display style responsive to the error in each signal line.Type: ApplicationFiled: July 12, 2013Publication date: June 25, 2015Applicant: Mitsubishi Electric CorporationInventors: Mitsunobu Yoshinaga, Tadashi Oi, Shinichiro Tsudaka, Masayo Nakagawa
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Patent number: 9031672Abstract: A logic diagram processing device has a logic diagram relocating unit which relocates operation elements while maintaining control logics equivalently so that the operation elements as compared overlap in the case where a plurality of designated logic diagrams are overlapped, and a logic diagram overlapping unit which overlaps the plurality of designated logic diagrams in which the operation elements are relocated by the logic diagram relocating unit. The logic diagram processing device also includes a display unit which displays the plurality of designated logic diagrams overlapped by the logic diagram overlapping unit in a predetermined display method by which a common part or the difference of the operation elements can be discriminated, and a display control unit which switches the predetermined display method to display in the display unit in accordance with an instruction from the outside.Type: GrantFiled: February 28, 2013Date of Patent: May 12, 2015Assignee: Mitsubishi Electric CorporationInventors: Mitsunobu Yoshinaga, Tadashi Oi, Shinichiro Tsudaka, Masayo Nakagawa
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Patent number: 8677367Abstract: An execution sequence decision device is capable of efficiently and appropriately determining the execution sequence of processing modules even in a case where those have a closed circuit in the input/output dependencies. A dependence evaluation sub-unit and an anti dependence evaluation sub-unit evaluate the dependence and anti dependence of each processing module in a processing module group. A priority evaluation sub-unit determines the priority of each processing module in the processing module group based on the dependence and anti dependence. An execution order allocation sub-unit allocates the top of execution sequence to one processing module that has the highest priority obtained by the priority evaluation sub-unit.Type: GrantFiled: March 31, 2009Date of Patent: March 18, 2014Assignee: Mitsubishi Electric CorporationInventors: Shinichiro Tsudaka, Hideo Nakata
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Publication number: 20130253667Abstract: A logic diagram processing device has a logic diagram relocating unit which relocates operation elements while maintaining control logics equivalently so that the operation elements as compared overlap in the case where a plurality of designated logic diagrams are overlapped, and a logic diagram overlapping unit which overlaps the plurality of designated logic diagrams in which the operation elements are relocated by the logic diagram relocating unit. The logic diagram processing device also includes a display unit which displays the plurality of designated logic diagrams overlapped by the logic diagram overlapping unit in a predetermined display method by which a common part or the difference of the operation elements can be discriminated, and a display control unit which switches the predetermined display method to display in the display unit in accordance with an instruction from the outside.Type: ApplicationFiled: February 28, 2013Publication date: September 26, 2013Inventors: Mitsunobu YOSHINAGA, Tadashi Oi, Shinichiro Tsudaka, Masayo Nakagawa
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Patent number: 8495054Abstract: A logic diagram search device of the present invention includes a movement amount estimation section, a computation element/signal line correspondence calculation section, and a similarity degree calculation section. The movement amount estimation section estimates a diagram movement amount between a criterion diagram and a comparative diagram based on a coordinates variation amount. The computation element/signal line correspondence calculation section generates correspondence between a signal line in the criterion diagram connecting the computation elements that have been objects of a correspondence generation operation and a signal line in the comparative diagram connecting the computation elements that have been objects of the correspondence generation operation. The similarity degree calculation section calculates the degree of similarity between the criterion diagram and the comparative diagram based on the computation elements and the signal lines for which the correspondence is generated.Type: GrantFiled: February 6, 2012Date of Patent: July 23, 2013Assignee: Mitsubishi Electric CorporationInventor: Shinichiro Tsudaka
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Patent number: 8401813Abstract: The objective of the present invention is to efficiently create a test table in a monitoring control system.Type: GrantFiled: June 9, 2010Date of Patent: March 19, 2013Assignee: Mitsubishi Electric CompanyInventor: Shinichiro Tsudaka
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Publication number: 20120203775Abstract: A logic diagram search device of the present invention includes a movement amount estimation section, a computation element/signal line correspondence calculation section, and a similarity degree calculation section. The movement amount estimation section estimates a diagram movement amount between a criterion diagram and a comparative diagram based on a coordinates variation amount. The computation element/signal line correspondence calculation section generates correspondence between a signal line in the criterion diagram connecting the computation elements that have been objects of a correspondence generation operation and a signal line in the comparative diagram connecting the computation elements that have been objects of the correspondence generation operation. The similarity degree calculation section calculates the degree of similarity between the criterion diagram and the comparative diagram based on the computation elements and the signal lines for which the correspondence is generated.Type: ApplicationFiled: February 6, 2012Publication date: August 9, 2012Applicant: MITSUBISHI ELECTRIC CORPORATIONInventor: Shinichiro TSUDAKA
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Publication number: 20120136608Abstract: A test table generating device includes a unit group input part, an upstream book analyzing part, a unit characteristic acquiring part, a unit characteristic matching part, and a test table generating section. The upstream book analyzing part analyzes an upstream book about a target unit designated by the unit group input part. The unit characteristic acquiring part acquires the unit characteristics of the target unit based on a result of the analysis. The unit characteristic matching part performs matching of the unit characteristics of the target unit, and specifies a similar unit having the same unit characteristics as those of the target unit. The test table generating section acquires a test table about the similar unit, and generates a test table about the target unit based on the acquired test table.Type: ApplicationFiled: June 8, 2011Publication date: May 31, 2012Applicant: MITSUBISHI ELECTRIC CORPORATIONInventors: Mitsunobu YOSHINAGA, Shinichiro TSUDAKA, Masayo NAKAGAWA
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Patent number: 8059092Abstract: A user interface designing apparatus capable of easily designing a user interface which can change over display parts in accompanying state transitions for events by adding/deleting states and editing the display part and event handling in each state. The apparatus includes a state set editing means for adding/deleting states of a composite display part having a plurality of states, an event handling editing means for describing an event handling for state transition in each state of the composite display part, an elementary display part storing means for storing elementary display parts designed previously, and a state display editing means for adding/deleting elementary display parts to be displayed in each state of the composite display part.Type: GrantFiled: May 5, 2008Date of Patent: November 15, 2011Assignee: Mitsubishi Denki Kabushiki KaishaInventors: Hiroki Konaka, Shinichiro Tsudaka, Ryuichi Kobune, Akira Sugimoto
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Publication number: 20110276976Abstract: An execution sequence decision device is capable of efficiently and appropriately determining the execution sequence of processing modules even in a case where those have a closed circuit in the input/output dependencies. A dependence evaluation sub-unit and an anti dependence evaluation sub-unit evaluate the dependence and anti dependence of each processing module in a processing module group. A priority evaluation sub-unit determines the priority of each processing module in the processing module group based on the dependence and anti dependence. An execution order allocation sub-unit allocates the top of execution sequence to one processing module that has the highest priority obtained by the priority evaluation sub-unit.Type: ApplicationFiled: March 31, 2009Publication date: November 10, 2011Applicant: MITSUBISHI ELECTRIC CORPORATIONInventors: Shinichiro Tsudaka, Hideo Nakata
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Publication number: 20110153258Abstract: The objective of the present invention is to efficiently create a test table in a monitoring control system.Type: ApplicationFiled: June 9, 2010Publication date: June 23, 2011Applicant: MITSUBISHI ELECTRIC CORPORATIONInventor: Shinichiro TSUDAKA